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triploid

American  
[trip-loid] / ˈtrɪp lɔɪd /

adjective

  1. having a chromosome number that is three times the basic or haploid number.


noun

  1. a triploid cell or organism.

triploid British  
/ ˈtrɪplɔɪd /

adjective

  1. having or relating to three times the haploid number of chromosomes

    a triploid organism

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

noun

  1. a triploid organism

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Other Word Forms

Etymology

Origin of triploid

First recorded in 1910–15; tri- + -ploid

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Salmon can be sterilized by making them triploid, typically by pressurizing newly fertilized embryos in a steel tank when the chromosomes are replicating.

From Science Magazine • Nov. 19, 2020

Such work is common in the plant world, Supan noted — seedless watermelons are triploid.

From Seattle Times • Nov. 4, 2017

The other sperm fuses with the 2n polar nuclei, forming a triploid cell that will develop into the endosperm, which is tissue that serves as a food reserve.

From Textbooks • Jan. 1, 2015

Searching for a super gene Unlike humans, who are diploid, meaning we have two sets of each of our chromosomes except for our sex chromosomes, bananas are triploid.

From Scientific American • Jul. 1, 2014

It may be triploid, that is, with 3 sets of chromosomes instead of the normal double set, and this would account for its barrenness.

From Northern Nut Growers Association Report of the Proceedings at the 43rd Annual Meeting Rockport, Indiana, August 25, 26 and 27, 1952 by Northern Nut Growers Association

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